Vanguard Group’s Oklo OKLO Stock Holding History

Vanguard Group’s Portfolio OKLO Stock Details OKLO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	$835M	Buy	11,637,504 +44,036	+0.4%	+$4.91M	0.01%	792
2025 Q3	$1.29B	Buy	11,593,468 +2,901,909	+33%	+$227M	0.02%	609
2025 Q2	$487M	Buy	8,691,559 +4,310,162	+98%	+$166M	0.01%	1044
2025 Q1	$94.8M	Buy	4,381,397 +37,718	+0.9%	+$1.27M	﹤0.01%	1821
2024 Q4	$92.2M	Buy	4,343,679 +2,090,154	+93%	+$40.5M	﹤0.01%	1910
2024 Q3	$18.2M	Buy	2,253,525 +50,624	+2%	+$381K	﹤0.01%	2636
2024 Q2	$18.7M	Buy	+2,202,901	New	+$24.8M	﹤0.01%	2609

Other funds holding OKLO

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Vanguard Group's OKLO Position: Q4 2025 in Review

Vanguard Group increased its Oklo (OKLO) stake by 0.38% in Q4 2025, buying an estimated $4.91M and bringing the position to 11,637,504 shares worth $835M. The position accounts for 0.01% of the portfolio, ranked #792.

Vanguard Group first reported a position in OKLO in Q2 2024 and has held it in 7 quarters since. The position peaked at $1.29B in Q3 2025. 683 funds tracked by Wall St. Rank hold OKLO as of Q4 2025.

Vanguard Group held 11,637,504 shares of Oklo worth $835M as of Q4 2025.
Vanguard Group bought 44,036 Oklo shares in Q4 2025, an estimated $4.91M.
Oklo made up 0.01% of Vanguard Group's portfolio in Q4 2025, its #792 holding.
Vanguard Group first reported a position in Oklo in Q2 2024 and has held it in 7 quarters since.
Vanguard Group's Oklo position peaked at $1.29B in Q3 2025.
683 funds tracked by Wall St. Rank held Oklo as of Q4 2025.

Based on Vanguard Group's 13F filing for Q4 2025, filed 29 Jan 2026.